define(["require", "exports"], function (require, exports) {
    /*---------------------------------------------------------------------------------------------
     *  Copyright (c) Microsoft Corporation. All rights reserved.
     *  Licensed under the MIT License. See License.txt in the project root for license information.
     *--------------------------------------------------------------------------------------------*/
    'use strict';
    Object.defineProperty(exports, "__esModule", { value: true });
    class ValueUUID {
        constructor(_value) {
            this._value = _value;
            // empty
        }
        asHex() {
            return this._value;
        }
        equals(other) {
            return this.asHex() === other.asHex();
        }
    }
    class V4UUID extends ValueUUID {
        constructor() {
            super([
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                '-',
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                '-',
                '4',
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                '-',
                V4UUID._oneOf(V4UUID._timeHighBits),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                '-',
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
                V4UUID._randomHex(),
            ].join(''));
        }
        static _oneOf(array) {
            return array[Math.floor(array.length * Math.random())];
        }
        static _randomHex() {
            return V4UUID._oneOf(V4UUID._chars);
        }
    }
    V4UUID._chars = ['0', '1', '2', '3', '4', '5', '6', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'];
    V4UUID._timeHighBits = ['8', '9', 'a', 'b'];
    /**
     * An empty UUID that contains only zeros.
     */
    exports.empty = new ValueUUID('00000000-0000-0000-0000-000000000000');
    function v4() {
        return new V4UUID();
    }
    exports.v4 = v4;
    const _UUIDPattern = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;
    function isUUID(value) {
        return _UUIDPattern.test(value);
    }
    exports.isUUID = isUUID;
    /**
     * Parses a UUID that is of the format xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx.
     * @param value A uuid string.
     */
    function parse(value) {
        if (!isUUID(value)) {
            throw new Error('invalid uuid');
        }
        return new ValueUUID(value);
    }
    exports.parse = parse;
    function generateUuid() {
        return v4().asHex();
    }
    exports.generateUuid = generateUuid;
});
